public boolean onSignChange(Player player,Sign sign){
        if (sign.getText(0).equalsIgnoreCase("[Zone-Shop]")){
            sign.setText(0, "[Zone-Shop]");
            if (player.canUseCommand("/sellzone")){
            if (sign.getText(1).isEmpty()){
                player.sendMessage("§cYou have to define an area name");
                return true;
            }else{
            String zone = sign.getText(1);
            boolean excist = ((Boolean)etc.getLoader().callCustomHook("Realms-ZoneCheck", new Object[] {zone, true}));
            boolean permission = (Boolean)etc.getLoader().callCustomHook("Realms-PermissionCheck", new Object[] {"DELEGATE", player, zone});
            if (!excist){
                player.sendMessage("§cThis area does not excist!");
                return true;
            }else
            if (!permission){
                player.sendMessage("§cYou Dont have the permission to sell this area");
                return true;
            }else
            if (sign.getText(2).isEmpty()){
                player.sendMessage("§cYou got to fill in an price on line 3!");
                return true;
            }else
            if (!sign.getText(2).isEmpty()){
                try{Double.parseDouble(sign.getText(2));}catch(NumberFormatException nfe){player.sendMessage("§cYou have to fill in an number on line 3"); return true;}
            }else
            if (sign.getText(3).equalsIgnoreCase("Server")){
                if (player.canUseCommand("/serverzone")){
                    player.sendMessage("§2Server sign sucsessfully created.");
                    return false;
                }else{
                    player.sendMessage("§cYou are not allowed to create server signs!");
                    return true;
                }
            }else
            if (!sign.getText(3).equalsIgnoreCase(player.getName())){
                if (sign.getText(3).equalsIgnoreCase("Server")){return false;}else{
                    player.sendMessage("§cMake Sure your own name is on line 4!");
                    return true;
                }
            }else
            if ((sign.getText(3).isEmpty())||(sign.getText(3).equalsIgnoreCase(player.getName()))){
                sign.setText(3, player.getName());
                player.sendMessage("§2Zone-Shop sucsessfully created.");
                return false;
        }else{
            player.sendMessage("§cYou are not allowed to sell area's!");
            return true;
    }
            }
            }
        }
        return false;
    }